“Hold up let him cook” is a phrase that is used to express the idea that someone should be allowed to do something without interference. It is often used in the context of cooking, but it can also be used in other contexts. For example, it could be used to tell someone to stop talking and let someone else speak, or to stop interrupting someone who is working.
The phrase “hold up let him cook” is important because it allows people to express their support for someone who is trying to do something. It can also be used to show respect for someone’s authority or expertise. For example, if a chef is cooking a meal, someone might say “hold up let him cook” to show that they trust the chef to do a good job.